1 EESchema Schematic File Version 2
40 Comp "http://www.sigrok.org/wiki/Fx2grok"
41 Comment1 "Open Hardware, CC-BY-SA 3.0"
50 F 0 "R3" V 2780 4000 50 0000 C CNN
51 F 1 "2K7" V 2700 4000 50 0000 C CNN
52 F 2 "SM0402" H 2700 4000 60 0001 C CNN
53 F 3 "" H 2700 4000 60 0001 C CNN
57 Text Notes 8050 3400 0 60 ~ 0
58 5x2 1.27mm pin header (5 pins per PCB side)
59 Text Label 7400 4100 0 60 ~ 0
61 Text Label 7400 4000 0 60 ~ 0
63 Text Label 7400 3900 0 60 ~ 0
65 Text Label 7400 3800 0 60 ~ 0
67 Text Label 7400 3700 0 60 ~ 0
69 Text Label 7400 3600 0 60 ~ 0
71 Text Label 7400 3500 0 60 ~ 0
73 Text Label 7400 3400 0 60 ~ 0
75 Text Label 5450 6200 0 60 ~ 0
77 Text Label 7400 2500 0 60 ~ 0
81 Text Label 9600 2850 0 60 ~ 0
83 Text Label 9600 2750 0 60 ~ 0
85 Text Label 9600 2650 0 60 ~ 0
87 Text Label 8550 2850 2 60 ~ 0
89 Text Label 8550 2750 2 60 ~ 0
91 Text Label 9600 2550 0 60 ~ 0
93 Text Label 8550 2650 2 60 ~ 0
95 Text Label 8550 2550 2 60 ~ 0
101 F 0 "C1" H 1000 5100 50 0000 L CNN
102 F 1 "1uF" H 1000 4900 50 0000 L CNN
103 F 2 "SM0402" H 950 5000 60 0001 C CNN
104 F 3 "" H 950 5000 60 0001 C CNN
113 Text Notes 9450 1050 0 60 ~ 0
114 Kicad-internal stuff, ignore
119 F 0 "#FLG1" H 10100 1395 30 0001 C CNN
120 F 1 "PWR_FLAG" H 10100 1480 30 0000 C CNN
121 F 2 "" H 10100 1300 60 0001 C CNN
122 F 3 "" H 10100 1300 60 0001 C CNN
126 Text Notes 5100 6500 0 60 ~ 0
132 F 0 "R5" V 5280 6200 50 0000 C CNN
133 F 1 "2K7" V 5200 6200 50 0000 C CNN
134 F 2 "SM0402" H 5200 6200 60 0001 C CNN
135 F 3 "" H 5200 6200 60 0001 C CNN
143 F 0 "D1" H 4800 6300 50 0000 C CNN
144 F 1 "LED1" H 4800 6100 50 0000 C CNN
145 F 2 "SM0402" H 4800 6200 60 0001 C CNN
146 F 3 "" H 4800 6200 60 0001 C CNN
154 F 0 "C16" H 10400 5900 50 0000 L CNN
155 F 1 "1uF" H 10400 5700 50 0000 L CNN
156 F 2 "SM0402" H 10350 5800 60 0001 C CNN
157 F 3 "" H 10350 5800 60 0001 C CNN
165 F 0 "C14" H 8850 5900 50 0000 L CNN
166 F 1 "1uF" H 8850 5700 50 0000 L CNN
167 F 2 "SM0402" H 8800 5800 60 0001 C CNN
168 F 3 "" H 8800 5800 60 0001 C CNN
176 F 0 "U2" H 9750 5150 60 0000 C CNN
177 F 1 "MIC5504" H 9550 5700 60 0000 C CNN
178 F 2 "SOT23-5" H 9200 4800 60 0001 C CNN
179 F 3 "" H 9550 5450 60 0001 C CNN
187 F 0 "U1" H 1650 650 60 0000 C CNN
188 F 1 "MICRO-USB-B-SMD" H 1400 1450 60 0000 C CNN
189 F 2 "MICRO-USB-B-SMD" H 1550 1100 60 0001 C CNN
190 F 3 "" H 1550 1100 60 0001 C CNN
194 Text Label 4500 4400 2 60 ~ 0
196 Text Label 1450 4750 0 60 ~ 0
202 F 0 "R2" V 1280 4750 50 0000 C CNN
203 F 1 "2K7" V 1200 4750 50 0000 C CNN
204 F 2 "SM0402" H 1200 4750 60 0001 C CNN
205 F 3 "" H 1200 4750 60 0001 C CNN
209 Text Notes 2250 5050 2 60 ~ 0
210 RESET# is tied to VCC\nvia 2K7 and 1uF
211 Text Label 1450 4000 0 60 ~ 0
213 Text Notes 1900 4250 2 60 ~ 0
214 WAKEUP is tied to VCC
215 Text Label 4500 4600 2 60 ~ 0
217 Text Label 1350 2500 2 60 ~ 0
219 Text Label 2150 2500 0 60 ~ 0
221 Text Label 4500 2900 2 60 ~ 0
223 Text Label 4500 2800 2 60 ~ 0
225 Text Notes 2050 3550 2 60 ~ 0
227 Text Notes 10100 6400 2 60 ~ 0
228 3.3V voltage regulator
229 Text Notes 1500 2050 2 60 ~ 0
231 Text Notes 4800 5200 2 60 ~ 0
232 RESERVED must be tied to GND
235 Text Notes 700 7650 0 60 ~ 0
236 2.2uF/100nF bypass capacitors for all AVCC pins\n
241 F 0 "C11" H 2250 7150 50 0000 L CNN
242 F 1 "100nF" V 2300 6750 50 0000 L CNN
243 F 2 "SM0402" H 2200 7050 60 0001 C CNN
244 F 3 "" H 2200 7050 60 0001 C CNN
252 F 0 "C8" H 1950 7150 50 0000 L CNN
253 F 1 "100nF" V 2000 6750 50 0000 L CNN
254 F 2 "SM0402" H 1900 7050 60 0001 C CNN
255 F 3 "" H 1900 7050 60 0001 C CNN
263 F 0 "C6" H 1650 7150 50 0000 L CNN
264 F 1 "2.2uF" V 1700 6750 50 0000 L CNN
265 F 2 "SM0402" H 1600 7050 60 0001 C CNN
266 F 3 "" H 1600 7050 60 0001 C CNN
274 F 0 "C3" H 1350 7150 50 0000 L CNN
275 F 1 "2.2uF" V 1400 6750 50 0000 L CNN
276 F 2 "SM0402" H 1300 7050 60 0001 C CNN
277 F 3 "" H 1300 7050 60 0001 C CNN
281 Text Notes 1100 6450 0 60 ~ 0
282 100nF bypass capacitors for all VCC pins\n
287 F 0 "C13" H 2850 5950 50 0000 L CNN
288 F 1 "100nF" V 2900 5550 50 0000 L CNN
289 F 2 "SM0402" H 2800 5850 60 0001 C CNN
290 F 3 "" H 2800 5850 60 0001 C CNN
298 F 0 "C12" H 2550 5950 50 0000 L CNN
299 F 1 "100nF" V 2600 5550 50 0000 L CNN
300 F 2 "SM0402" H 2500 5850 60 0001 C CNN
301 F 3 "" H 2500 5850 60 0001 C CNN
309 F 0 "C7" H 1950 5950 50 0000 L CNN
310 F 1 "100nF" V 2000 5550 50 0000 L CNN
311 F 2 "SM0402" H 1900 5850 60 0001 C CNN
312 F 3 "" H 1900 5850 60 0001 C CNN
320 F 0 "C5" H 1650 5950 50 0000 L CNN
321 F 1 "100nF" V 1700 5550 50 0000 L CNN
322 F 2 "SM0402" H 1600 5850 60 0001 C CNN
323 F 3 "" H 1600 5850 60 0001 C CNN
331 F 0 "C10" H 2250 5950 50 0000 L CNN
332 F 1 "100nF" V 2300 5550 50 0000 L CNN
333 F 2 "SM0402" H 2200 5850 60 0001 C CNN
334 F 3 "" H 2200 5850 60 0001 C CNN
342 F 0 "C2" H 1350 5950 50 0000 L CNN
343 F 1 "100nF" V 1400 5550 50 0000 L CNN
344 F 2 "SM0402" H 1300 5850 60 0001 C CNN
345 F 3 "" H 1300 5850 60 0001 C CNN
353 F 0 "R1" V 1280 4000 50 0000 C CNN
354 F 1 "100K" V 1200 4000 50 0000 C CNN
355 F 2 "SM0402" H 1200 4000 60 0001 C CNN
356 F 3 "" H 1200 4000 60 0001 C CNN
360 Text Notes 2450 4700 0 60 ~ 0
362 Text Label 2950 4400 0 60 ~ 0
364 Text Label 2950 4000 0 60 ~ 0
366 Text Label 4500 3800 2 60 ~ 0
368 Text Label 4500 3700 2 60 ~ 0
374 F 0 "R4" V 2780 4400 50 0000 C CNN
375 F 1 "2K7" V 2700 4400 50 0000 C CNN
376 F 2 "SM0402" H 2700 4400 60 0001 C CNN
377 F 3 "" H 2700 4400 60 0001 C CNN
381 Text Label 4500 3200 2 60 ~ 0
383 Text Label 4500 3100 2 60 ~ 0
402 F 0 "C4" H 1250 3000 50 0000 L CNN
403 F 1 "12pF" H 1150 2800 50 0000 L CNN
404 F 2 "SM0402" H 1350 2900 60 0001 C CNN
405 F 3 "" H 1350 2900 60 0001 C CNN
413 F 0 "C9" H 2200 3000 50 0000 L CNN
414 F 1 "12pF" H 2200 2800 50 0000 L CNN
415 F 2 "SM0402" H 2150 2900 60 0001 C CNN
416 F 3 "" H 2150 2900 60 0001 C CNN
420 Text Label 2250 900 0 60 ~ 0
422 Text Label 2250 1000 0 60 ~ 0
424 Text Label 2250 1100 0 60 ~ 0
427 Text Label 1150 1800 2 60 ~ 0
429 Text Label 8700 5400 2 60 ~ 0
435 F 0 "IC1" H 6650 2300 60 0000 C CNN
436 F 1 "CY7C68013A-56" H 6000 3800 60 0000 C CNN
437 F 2 "QFN56" H 6000 3800 60 0001 C CNN
438 F 3 "" H 6000 3800 60 0001 C CNN
446 F 0 "#PWR6" H 1300 6650 50 0001 C CNN
447 F 1 "+3.3V" H 1300 6940 50 0000 C CNN
448 F 2 "" H 1300 6800 50 0000 C CNN
449 F 3 "" H 1300 6800 50 0000 C CNN
457 F 0 "#PWR11" H 1600 6650 50 0001 C CNN
458 F 1 "+3.3V" H 1600 6940 50 0000 C CNN
459 F 2 "" H 1600 6800 50 0000 C CNN
460 F 3 "" H 1600 6800 50 0000 C CNN
468 F 0 "#PWR15" H 1900 6650 50 0001 C CNN
469 F 1 "+3.3V" H 1900 6940 50 0000 C CNN
470 F 2 "" H 1900 6800 50 0000 C CNN
471 F 3 "" H 1900 6800 50 0000 C CNN
479 F 0 "#PWR22" H 2200 6650 50 0001 C CNN
480 F 1 "+3.3V" H 2200 6940 50 0000 C CNN
481 F 2 "" H 2200 6800 50 0000 C CNN
482 F 3 "" H 2200 6800 50 0000 C CNN
490 F 0 "#PWR7" H 1300 7050 50 0001 C CNN
491 F 1 "GND" H 1300 7150 50 0000 C CNN
492 F 2 "" H 1300 7300 50 0000 C CNN
493 F 3 "" H 1300 7300 50 0000 C CNN
501 F 0 "#PWR12" H 1600 7050 50 0001 C CNN
502 F 1 "GND" H 1600 7150 50 0000 C CNN
503 F 2 "" H 1600 7300 50 0000 C CNN
504 F 3 "" H 1600 7300 50 0000 C CNN
512 F 0 "#PWR16" H 1900 7050 50 0001 C CNN
513 F 1 "GND" H 1900 7150 50 0000 C CNN
514 F 2 "" H 1900 7300 50 0000 C CNN
515 F 3 "" H 1900 7300 50 0000 C CNN
523 F 0 "#PWR23" H 2200 7050 50 0001 C CNN
524 F 1 "GND" H 2200 7150 50 0000 C CNN
525 F 2 "" H 2200 7300 50 0000 C CNN
526 F 3 "" H 2200 7300 50 0000 C CNN
534 F 0 "#PWR5" H 1300 5850 50 0001 C CNN
535 F 1 "GND" H 1300 5950 50 0000 C CNN
536 F 2 "" H 1300 6100 50 0000 C CNN
537 F 3 "" H 1300 6100 50 0000 C CNN
545 F 0 "#PWR10" H 1600 5850 50 0001 C CNN
546 F 1 "GND" H 1600 5950 50 0000 C CNN
547 F 2 "" H 1600 6100 50 0000 C CNN
548 F 3 "" H 1600 6100 50 0000 C CNN
556 F 0 "#PWR14" H 1900 5850 50 0001 C CNN
557 F 1 "GND" H 1900 5950 50 0000 C CNN
558 F 2 "" H 1900 6100 50 0000 C CNN
559 F 3 "" H 1900 6100 50 0000 C CNN
567 F 0 "#PWR21" H 2200 5850 50 0001 C CNN
568 F 1 "GND" H 2200 5950 50 0000 C CNN
569 F 2 "" H 2200 6100 50 0000 C CNN
570 F 3 "" H 2200 6100 50 0000 C CNN
578 F 0 "#PWR27" H 2500 5850 50 0001 C CNN
579 F 1 "GND" H 2500 5950 50 0000 C CNN
580 F 2 "" H 2500 6100 50 0000 C CNN
581 F 3 "" H 2500 6100 50 0000 C CNN
589 F 0 "#PWR29" H 2800 5850 50 0001 C CNN
590 F 1 "GND" H 2800 5950 50 0000 C CNN
591 F 2 "" H 2800 6100 50 0000 C CNN
592 F 3 "" H 2800 6100 50 0000 C CNN
600 F 0 "#PWR4" H 1300 5450 50 0001 C CNN
601 F 1 "+3.3V" H 1300 5740 50 0000 C CNN
602 F 2 "" H 1300 5600 50 0000 C CNN
603 F 3 "" H 1300 5600 50 0000 C CNN
611 F 0 "#PWR9" H 1600 5450 50 0001 C CNN
612 F 1 "+3.3V" H 1600 5740 50 0000 C CNN
613 F 2 "" H 1600 5600 50 0000 C CNN
614 F 3 "" H 1600 5600 50 0000 C CNN
622 F 0 "#PWR13" H 1900 5450 50 0001 C CNN
623 F 1 "+3.3V" H 1900 5740 50 0000 C CNN
624 F 2 "" H 1900 5600 50 0000 C CNN
625 F 3 "" H 1900 5600 50 0000 C CNN
633 F 0 "#PWR20" H 2200 5450 50 0001 C CNN
634 F 1 "+3.3V" H 2200 5740 50 0000 C CNN
635 F 2 "" H 2200 5600 50 0000 C CNN
636 F 3 "" H 2200 5600 50 0000 C CNN
644 F 0 "#PWR26" H 2500 5450 50 0001 C CNN
645 F 1 "+3.3V" H 2500 5740 50 0000 C CNN
646 F 2 "" H 2500 5600 50 0000 C CNN
647 F 3 "" H 2500 5600 50 0000 C CNN
655 F 0 "#PWR28" H 2800 5450 50 0001 C CNN
656 F 1 "+3.3V" H 2800 5740 50 0000 C CNN
657 F 2 "" H 2800 5600 50 0000 C CNN
658 F 3 "" H 2800 5600 50 0000 C CNN
666 F 0 "#PWR3" H 950 5000 50 0001 C CNN
667 F 1 "GND" H 950 5100 50 0000 C CNN
668 F 2 "" H 950 5250 50 0000 C CNN
669 F 3 "" H 950 5250 50 0000 C CNN
677 F 0 "#PWR2" H 950 4500 50 0001 C CNN
678 F 1 "+3.3V" H 950 4790 50 0000 C CNN
679 F 2 "" H 950 4650 50 0000 C CNN
680 F 3 "" H 950 4650 50 0000 C CNN
688 F 0 "#PWR1" H 950 3750 50 0001 C CNN
689 F 1 "+3.3V" H 950 4040 50 0000 C CNN
690 F 2 "" H 950 3900 50 0000 C CNN
691 F 3 "" H 950 3900 50 0000 C CNN
699 F 0 "#PWR24" H 2450 3750 50 0001 C CNN
700 F 1 "+3.3V" H 2450 4040 50 0000 C CNN
701 F 2 "" H 2450 3900 50 0000 C CNN
702 F 3 "" H 2450 3900 50 0000 C CNN
710 F 0 "#PWR25" H 2450 4150 50 0001 C CNN
711 F 1 "+3.3V" H 2450 4440 50 0000 C CNN
712 F 2 "" H 2450 4300 50 0000 C CNN
713 F 3 "" H 2450 4300 50 0000 C CNN
721 F 0 "#PWR30" H 4500 4650 50 0001 C CNN
722 F 1 "GND" H 4500 4750 50 0000 C CNN
723 F 2 "" H 4500 4900 50 0000 C CNN
724 F 3 "" H 4500 4900 50 0000 C CNN
732 F 0 "#PWR19" H 2150 2900 50 0001 C CNN
733 F 1 "GND" H 2150 3000 50 0000 C CNN
734 F 2 "" H 2150 3150 50 0000 C CNN
735 F 3 "" H 2150 3150 50 0000 C CNN
743 F 0 "#PWR8" H 1350 2900 50 0001 C CNN
744 F 1 "GND" H 1350 3000 50 0000 C CNN
745 F 2 "" H 1350 3150 50 0000 C CNN
746 F 3 "" H 1350 3150 50 0000 C CNN
754 F 0 "#PWR18" H 2150 1650 50 0001 C CNN
755 F 1 "GND" H 2150 1750 50 0000 C CNN
756 F 2 "" H 2150 1900 50 0000 C CNN
757 F 3 "" H 2150 1900 50 0000 C CNN
765 F 0 "#PWR17" H 2150 650 50 0001 C CNN
766 F 1 "+5V" H 2150 940 50 0000 C CNN
767 F 2 "" H 2150 800 50 0000 C CNN
768 F 3 "" H 2150 800 50 0000 C CNN
776 F 0 "#PWR33" H 5900 5250 50 0001 C CNN
777 F 1 "GND" H 5900 5350 50 0000 C CNN
778 F 2 "" H 5900 5500 50 0000 C CNN
779 F 3 "" H 5900 5500 50 0000 C CNN
787 F 0 "#PWR31" H 4550 6050 50 0001 C CNN
788 F 1 "GND" H 4550 6150 50 0000 C CNN
789 F 2 "" H 4550 6300 50 0000 C CNN
790 F 3 "" H 4550 6300 50 0000 C CNN
798 F 0 "#PWR40" H 10350 5150 50 0001 C CNN
799 F 1 "+3.3V" H 10350 5440 50 0000 C CNN
800 F 2 "" H 10350 5300 50 0000 C CNN
801 F 3 "" H 10350 5300 50 0000 C CNN
820 10100 1300 10100 1400
821 Connection ~ 1350 1800
825 10150 5400 10350 5400
848 Connection ~ 5700 5400
851 Connection ~ 5900 5400
852 Connection ~ 6200 5400
857 Connection ~ 5700 2000
860 Connection ~ 5900 2000
861 Connection ~ 6200 2000
868 Connection ~ 2150 1800
877 Connection ~ 8800 5400
878 Connection ~ 10350 5400
883 Connection ~ 2150 900
892 Connection ~ 6000 2000
895 Connection ~ 5800 2000
898 Connection ~ 5600 2000
907 Connection ~ 6000 5400
910 Connection ~ 5800 5400
913 Connection ~ 5600 5400
938 Connection ~ 8900 5400
943 Connection ~ 1450 1800
946 Connection ~ 1250 1800
1007 Connection ~ 1350 2650
1010 Connection ~ 2150 2650
1023 Connection ~ 950 4750
1047 10350 5300 10350 5650
1052 F 0 "#PWR41" H 10350 5800 50 0001 C CNN
1053 F 1 "GND" H 10350 5900 50 0000 C CNN
1054 F 2 "" H 10350 6050 50 0000 C CNN
1055 F 3 "" H 10350 6050 50 0000 C CNN
1063 F 0 "#PWR36" H 9550 5800 50 0001 C CNN
1064 F 1 "GND" H 9550 5900 50 0000 C CNN
1065 F 2 "" H 9550 6050 50 0000 C CNN
1066 F 3 "" H 9550 6050 50 0000 C CNN
1078 F 0 "#PWR35" H 8800 5800 50 0001 C CNN
1079 F 1 "GND" H 8800 5900 50 0000 C CNN
1080 F 2 "" H 8800 6050 50 0000 C CNN
1081 F 3 "" H 8800 6050 50 0000 C CNN
1089 F 0 "#PWR32" H 5900 1750 50 0001 C CNN
1090 F 1 "+3.3V" H 5900 2040 50 0000 C CNN
1091 F 2 "" H 5900 1900 50 0000 C CNN
1092 F 3 "" H 5900 1900 50 0000 C CNN
1100 F 0 "P1" H 8850 3050 50 0000 C CNN
1101 F 1 "CONN_01X05" V 8950 2750 50 0000 C CNN
1102 F 2 "CONN-5x1-SMD-127MM" H 8850 2750 50 0001 C CNN
1103 F 3 "" H 8850 2750 50 0000 C CNN
1111 F 0 "P2" H 9300 3050 50 0000 C CNN
1112 F 1 "CONN_01X05" V 9400 2750 50 0000 C CNN
1113 F 2 "CONN-5x1-SMD-127MM" H 9300 2750 50 0001 C CNN
1114 F 3 "" H 9300 2750 50 0000 C CNN
1122 F 0 "#PWR37" H 9600 2800 50 0001 C CNN
1123 F 1 "GND" H 9600 2900 50 0000 C CNN
1124 F 2 "" H 9600 3050 50 0000 C CNN
1125 F 3 "" H 9600 3050 50 0000 C CNN
1133 F 0 "#PWR34" H 8550 2800 50 0001 C CNN
1134 F 1 "GND" H 8550 2900 50 0000 C CNN
1135 F 2 "" H 8550 3050 50 0000 C CNN
1136 F 3 "" H 8550 3050 50 0000 C CNN
1144 F 0 "#PWR38" H 10100 1150 50 0001 C CNN
1145 F 1 "GND" H 10100 1250 50 0000 C CNN
1146 F 2 "" H 10100 1400 50 0000 C CNN
1147 F 3 "" H 10100 1400 50 0000 C CNN
1155 F 0 "Y1" H 1600 3050 50 0000 L CNN
1156 F 1 "24MHz" H 1450 2950 50 0000 L CNN
1157 F 2 "ABM11" H 1750 2650 50 0001 C CNN
1158 F 3 "" H 1750 2650 50 0000 C CNN
1172 F 0 "#PWR?" H 1950 2050 50 0001 C CNN
1173 F 1 "GND" H 1950 2150 50 0000 C CNN
1174 F 2 "" H 1950 2300 50 0000 C CNN
1175 F 3 "" H 1950 2300 50 0000 C CNN
1185 F 0 "#PWR?" H 1750 2700 50 0001 C CNN
1186 F 1 "GND" H 1750 2800 50 0000 C CNN
1187 F 2 "" H 1750 2950 50 0000 C CNN
1188 F 3 "" H 1750 2950 50 0000 C CNN
1194 10350 5950 10350 6050